package com.udf.flink.udf;
/*
 * @author: create by jianglai
 * @version: v1.0
 * @description: com.dtstack.flinksql.udf
 * @date:2021/1/26
 **/

import org.apache.flink.table.functions.ScalarFunction;
import sun.security.util.Length;

import java.util.HashMap;
import java.util.Map;
import java.util.Set;

public class UdfTest  {

    public static void main(String[] args) {
        String A = "湖北    ";
        String B = "湖北";
        int length = A.length();
        String trim = A.trim();
        System.out.println(A.equals(B));
        HashMap<String,String> objectObjectHashMap = new HashMap<String,String>();
    }
}

